SOLUTION: I am trying to help my younger brother and I just don't seem to understand this, can you please assist me? Please help me solve this: y is directly proportional to x^4 and y

Algebra ->  Functions -> SOLUTION: I am trying to help my younger brother and I just don't seem to understand this, can you please assist me? Please help me solve this: y is directly proportional to x^4 and y      Log On


   



Question 601073: I am trying to help my younger brother and I just don't seem to understand this, can you please assist me?
Please help me solve this:
y is directly proportional to x^4 and y = 3 when x = 1/2. Find the formula for y as a function of x. Find the output value when the input is 2. What input values will give an output value of 48?

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


If is directly proportional to then



Substitute the initial condition values:



Solve for and you are home free on the rest of the question.

John

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